Finding the Fourth Proportional to 2,598,389.46, 3,897,541.98 and 776,758.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,598,389.46 : 3,897,541.98 = 776,758.86 : x
2. Step 2: Convert to fraction form
   2,598,389.46/3,897,541.98 = 776,758.86/x
3. Step 3: Cross multiply
   2,598,389.46x = 3,897,541.98 × 776,758.86
4. Step 4: Simplify right side
   2,598,389.46x = 3,027,450,265,186.94
5. Step 5: Solve for x
   x = 3,027,450,265,186.94/2,598,389.46
6. Step 6: Final answer
   x = 1,165,125.67